body {
            color: rgb(17, 2, 78);
            font-family: 'Courier New', Courier, monospace;
            margin: 0;
            padding: 0;
            }
            header {
                background: rgb(195, 129, 231);
                height: 120px;
                padding: 10px;
            }
            section {
                background:rgb(222, 194, 238);
                padding: 10px;
                display: flex;
                flex-direction: row;
            }
            .constellations div {
                margin: 1px;
                width: 100%;
            }
            .constellations.northern div {
                background-color: white;
            }
            .constellations.southern div {
                background-color: white;
             }
            ul {
                margin: 0;
                padding: 0;
                list-style-type: none;
            }
            li {
                display: inline-block;
                margin: 10px;
            }
            li:hover {
                background-color: rgb(149, 67, 193);
                border-radius: 4px;
            }
            footer {
                background: rgb(195, 129, 231);
                height: 120px;
            }

            a {
                text-decoration: none;
            }
            a:hover {
                text-decoration: underline;
            }